About the role

Role overview

You’ll be a Senior iOS Engineer (Remote) working on sensor-rich, interactive mobile AI features. You’ll collaborate with applied scientists, ML engineers, and designers to turn prototypes into production-ready iOS experiences.

Responsibilities

Design, build, and maintain production-quality iOS features in Swift
Partner with cross-functional teams to transform prototypes into shippable products
Integrate and optimize camera, sensor, and real-time processing workflows
Apply modern iOS architecture patterns, including:
- SwiftUI
- Swift Concurrency
- Dependency injection
- Modularization
Drive engineering quality via testing, metrics, and logging, working with backend teams
Participate in technical design discussions, code reviews, and mentoring

Requirements

5+ years mobile app development experience, with 3+ years in iOS
Experience taking software from prototype to production in complex domains
Strong proficiency in Swift, including SwiftUI and Swift Concurrency
Experience building apps with complex capture or scanning workflows
Strong collaboration and communication with cross-functional partners

Nice to have

Experience with ARKit, 3D graphics, computer vision, or on-device ML

About Haystack

Haystack is a technology company focused on revolutionizing the real estate industry through innovative digital experiences. The team builds immersive, sensor- and AI-driven mobile features that help deliver high-impact products to large user bases.

iOS Developer

Tags